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Uses of Interface
java.util.Map

• Packages that use Map

  Package	Description
  java.awt	Contains all of the classes for creating user interfaces and for painting graphics and images.
  java.awt.datatransfer	Provides interfaces and classes for transferring data between and within applications.
  java.awt.font	Provides classes and interface relating to fonts.
  java.awt.im	Provides classes and interfaces for the input method framework.
  java.lang	Provides classes that are fundamental to the design of the Java programming language.
  java.lang.management	Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.
  java.net	Provides the classes for implementing networking applications.
  java.nio.file	Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
  java.nio.file.spi	Service-provider classes for the java.nio.file package.
  java.security	Provides the classes and interfaces for the security framework.
  java.security.cert	Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
  java.sql	Provides the API for accessing and processing data stored in a data source (usually a relational database) using the JavaTM programming language.
  java.text	Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
  java.time	The main API for dates, times, instants, and durations.
  java.time.chrono	Generic API for calendar systems other than the default ISO.
  java.time.format	Provides classes to print and parse dates and times.
  java.time.temporal	Access to date and time using fields and units, and date time adjusters.
  java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
  java.util.concurrent	Utility classes commonly useful in concurrent programming.
  java.util.jar	Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
  java.util.spi	Service provider classes for the classes in the java.util package.
  java.util.stream	Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
  javax.annotation.processing	Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.
  javax.lang.model.element	Interfaces used to model elements of the Java programming language.
  javax.lang.model.util	Utilities to assist in the processing of program elements and types.
  javax.management	Provides the core classes for the Java Management Extensions.
  javax.management.loading	Provides the classes which implement advanced dynamic loading.
  javax.management.openmbean	Provides the open data types and Open MBean descriptor classes.
  javax.management.relation	Provides the definition of the Relation Service.
  javax.management.remote	Interfaces for remote access to JMX MBean servers.
  javax.management.remote.rmi	The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.
  javax.print.attribute.standard	Package javax.print.attribute.standard contains classes for specific printing attributes.
  javax.script	The scripting API consists of interfaces and classes that define Java TM Scripting Engines and provides a framework for their use in Java applications.
  javax.security.auth.login	This package provides a pluggable authentication framework.
  javax.security.auth.spi	This package provides the interface to be used for implementing pluggable authentication modules.
  javax.security.auth.x500	This package contains the classes that should be used to store X500 Principal and X500 Private Credentials in a Subject.
  javax.security.sasl	Contains class and interfaces for supporting SASL.
  javax.sound.midi	Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
  javax.sound.sampled	Provides interfaces and classes for capture, processing, and playback of sampled audio data.
  javax.sql	Provides the API for server side data source access and processing from the JavaTM programming language.
  javax.sql.rowset	Standard interfaces and base classes for JDBC RowSet implementations.
  javax.sql.rowset.serial	Provides utility classes to allow serializable mappings between SQL types and data types in the Java programming language.
  javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
  javax.xml.bind	Provides a runtime binding framework for client applications including unmarshalling, marshalling, and validation capabilities.
  javax.xml.crypto.dsig.spec	Parameter classes for XML digital signatures.
  javax.xml.ws	This package contains the core JAX-WS APIs.
  javax.xml.ws.handler	This package defines APIs for message handlers.
  javax.xml.ws.handler.soap	This package defines APIs for SOAP message handlers.
  javax.xml.ws.spi	This package defines SPIs for JAX-WS.
  javax.xml.ws.spi.http	Provides HTTP SPI that is used for portable deployment of JAX-WS web services in containers(for e.g.

• • Uses of Map in java.awt

    Classes in java.awt that implement Map

    Modifier and Type	Class	Description
    class	RenderingHints The RenderingHints class defines and manages collections of keys and associated values which allow an application to provide input into the choice of algorithms used by other classes which perform rendering and image manipulation services.

    Fields in java.awt declared as Map

    Modifier and Type	Field	Description
    protected Map<String,Object>	Toolkit.desktopProperties

    Methods in java.awt that return Map

    Modifier and Type	Method	Description
    Map<TextAttribute,?>	Font.getAttributes () Returns a map of font attributes available in this Font.
    abstract Map<TextAttribute,?>	Toolkit.mapInputMethodHighlight (InputMethodHighlight highlight) Returns a map of visual attributes for the abstract level description of the given input method highlight, or null if no mapping is found.

    Methods in java.awt with parameters of type Map

    Modifier and Type	Method	Description
    abstract void	Graphics2D.addRenderingHints (Map<?,?> hints) Sets the values of an arbitrary number of preferences for the rendering algorithms.
    Font	Font.deriveFont (Map<? extends AttributedCharacterIterator.Attribute,?> attributes) Creates a new Font object by replicating the current Font object and applying a new set of font attributes to it.
    static Font	Font.getFont (Map<? extends AttributedCharacterIterator.Attribute,?> attributes) Returns a Font appropriate to the attributes.
    void	RenderingHints.putAll (Map<?,?> m) Copies all of the mappings from the specified Map to this RenderingHints.
    abstract void	Graphics2D.setRenderingHints (Map<?,?> hints) Replaces the values of all preferences for the rendering algorithms with the specified hints.

    Constructors in java.awt with parameters of type Map

    Constructor	Description
    Font (Map<? extends AttributedCharacterIterator.Attribute,?> attributes) Creates a new Font with the specified attributes.
    RenderingHints (Map<RenderingHints.Key,?> init) Constructs a new object with keys and values initialized from the specified Map object which may be null.

  • Uses of Map in java.awt.datatransfer

    Methods in java.awt.datatransfer that return Map

    Modifier and Type	Method	Description
    Map<String,DataFlavor>	SystemFlavorMap.getFlavorsForNatives (String[] natives) Returns a Map of the specified String natives to their most preferred DataFlavor.
    Map<String,DataFlavor>	FlavorMap.getFlavorsForNatives (String[] natives) Returns a Map of the specified String natives to their corresponding DataFlavor.
    Map<DataFlavor,String>	SystemFlavorMap.getNativesForFlavors (DataFlavor[] flavors) Returns a Map of the specified DataFlavors to their most preferred String native.
    Map<DataFlavor,String>	FlavorMap.getNativesForFlavors (DataFlavor[] flavors) Returns a Map of the specified DataFlavors to their corresponding String native.

  • Uses of Map in java.awt.font

    Constructors in java.awt.font with parameters of type Map

    Constructor	Description
    TextLayout (String string, Map<? extends AttributedCharacterIterator.Attribute,?> attributes, FontRenderContext frc) Constructs a TextLayout from a String and an attribute set.

  • Uses of Map in java.awt.im

    Methods in java.awt.im that return Map

    Modifier and Type	Method	Description
    Map<TextAttribute,?>	InputMethodHighlight.getStyle () Returns the rendering style attributes for the text range, or null.

    Constructors in java.awt.im with parameters of type Map

    Constructor	Description
    InputMethodHighlight (boolean selected, int state, int variation, Map<TextAttribute,?> style) Constructs an input method highlight record.

  • Uses of Map in java.lang

    Methods in java.lang that return Map

    Modifier and Type	Method	Description
    Map<String,String>	ProcessBuilder.environment () Returns a string map view of this process builder's environment.
    static Map<Thread,StackTraceElement[]>	Thread.getAllStackTraces () Returns a map of stack traces for all live threads.
    static Map<String,String>	System.getenv () Returns an unmodifiable string map view of the current system environment.

  • Uses of Map in java.lang.management

    Methods in java.lang.management that return Map

    Modifier and Type	Method	Description
    Map<String,String>	RuntimeMXBean.getSystemProperties () Returns a map of names and values of all system properties.

  • Uses of Map in java.net

    Methods in java.net that return Map

    Modifier and Type	Method	Description
    Map<String,List<String>>	CookieManager.get (URI uri, Map<String,List<String>> requestHeaders)
    abstract Map<String,List<String>>	CookieHandler.get (URI uri, Map<String,List<String>> requestHeaders) Gets all the applicable cookies from a cookie cache for the specified uri in the request header.
    Map<String,List<String>>	URLConnection.getHeaderFields () Returns an unmodifiable Map of the header fields.
    abstract Map<String,List<String>>	CacheResponse.getHeaders () Returns the response headers as a Map.
    Map<String,List<String>>	URLConnection.getRequestProperties () Returns an unmodifiable Map of general request properties for this connection.

    Methods in java.net with parameters of type Map

    Modifier and Type	Method	Description
    Map<String,List<String>>	CookieManager.get (URI uri, Map<String,List<String>> requestHeaders)
    abstract Map<String,List<String>>	CookieHandler.get (URI uri, Map<String,List<String>> requestHeaders) Gets all the applicable cookies from a cookie cache for the specified uri in the request header.
    abstract CacheResponse	ResponseCache.get (URI uri, String rqstMethod, Map<String,List<String>> rqstHeaders) Retrieve the cached response based on the requesting uri, request method and request headers.
    void	CookieManager.put (URI uri, Map<String,List<String>> responseHeaders)
    abstract void	CookieHandler.put (URI uri, Map<String,List<String>> responseHeaders) Sets all the applicable cookies, examples are response header fields that are named Set-Cookie2, present in the response headers into a cookie cache.

  • Uses of Map in java.nio.file

    Methods in java.nio.file that return Map

    Modifier and Type	Method	Description
    static Map<String,Object>	Files.readAttributes (Path path, String attributes, LinkOption... options) Reads a set of file attributes as a bulk operation.

    Methods in java.nio.file with parameters of type Map

    Modifier and Type	Method	Description
    static FileSystem	FileSystems.newFileSystem (URI uri, Map<String,?> env) Constructs a new file system that is identified by a URI
    static FileSystem	FileSystems.newFileSystem (URI uri, Map<String,?> env, ClassLoader loader) Constructs a new file system that is identified by a URI

  • Uses of Map in java.nio.file.spi

    Methods in java.nio.file.spi that return Map

    Modifier and Type	Method	Description
    abstract Map<String,Object>	FileSystemProvider.readAttributes (Path path, String attributes, LinkOption... options) Reads a set of file attributes as a bulk operation.

    Methods in java.nio.file.spi with parameters of type Map

    Modifier and Type	Method	Description
    FileSystem	FileSystemProvider.newFileSystem (Path path, Map<String,?> env) Constructs a new FileSystem to access the contents of a file as a file system.
    abstract FileSystem	FileSystemProvider.newFileSystem (URI uri, Map<String,?> env) Constructs a new FileSystem object identified by a URI.

  • Uses of Map in java.security

    Classes in java.security that implement Map

    Modifier and Type	Class	Description
    class	AuthProvider This class defines login and logout methods for a provider.
    class	Provider This class represents a "provider" for the Java Security API, where a provider implements some or all parts of Java Security.

    Methods in java.security that return Map

    Modifier and Type	Method	Description
    Map<String,KeyStore.ProtectionParameter>	DomainLoadStoreParameter.getProtectionParams () Gets the keystore protection parameters for keystores in this domain.

    Methods in java.security with parameters of type Map

    Modifier and Type	Method	Description
    static Provider[]	Security.getProviders (Map<String,String> filter) Returns an array containing all installed providers that satisfy the specified* selection criteria, or null if no such providers have been installed.
    void	Provider.putAll (Map<?,?> t) Copies all of the mappings from the specified Map to this provider.

    Constructors in java.security with parameters of type Map

    Constructor	Description
    DomainLoadStoreParameter (URI configuration, Map<String,KeyStore.ProtectionParameter> protectionParams) Constructs a DomainLoadStoreParameter for a keystore domain with the parameters used to protect keystore data.
    Service (Provider provider, String type, String algorithm, String className, List<String> aliases, Map<String,String> attributes) Construct a new service.

  • Uses of Map in java.security.cert

    Methods in java.security.cert that return Map

    Modifier and Type	Method	Description
    Map<String,Extension>	CertificateRevokedException.getExtensions () Returns a map of X.509 extensions containing additional information about the revoked certificate, such as the Invalidity Date Extension.
    Map<X509Certificate,byte[]>	PKIXRevocationChecker.getOcspResponses () Gets the OCSP responses.

    Methods in java.security.cert with parameters of type Map

    Modifier and Type	Method	Description
    void	PKIXRevocationChecker.setOcspResponses (Map<X509Certificate,byte[]> responses) Sets the OCSP responses.

    Constructors in java.security.cert with parameters of type Map

    Constructor	Description
    CertificateRevokedException (Date revocationDate, CRLReason reason, X500Principal authority, Map<String,Extension> extensions) Constructs a CertificateRevokedException with the specified revocation date, reason code, authority name, and map of extensions.

  • Uses of Map in java.sql

    Methods in java.sql that return Map

    Modifier and Type	Method	Description
    Map<String,ClientInfoStatus>	SQLClientInfoException.getFailedProperties () Returns the list of client info properties that could not be set.
    Map<String,Class<?>>	Connection.getTypeMap () Retrieves the Map object associated with this Connection object.

    Methods in java.sql with parameters of type Map

    Modifier and Type	Method	Description
    Object	Array.getArray (long index, int count, Map<String,Class<?>> map) Retreives a slice of the SQL ARRAY value designated by this Array object, beginning with the specified index and containing up to count successive elements of the SQL array.
    Object	Array.getArray (Map<String,Class<?>> map) Retrieves the contents of the SQL ARRAY value designated by this Array object.
    Object[]	Struct.getAttributes (Map<String,Class<?>> map) Produces the ordered values of the attributes of the SQL structured type that this Struct object represents.
    Object	CallableStatement.getObject (int parameterIndex, Map<String,Class<?>> map) Returns an object representing the value of OUT parameter parameterIndex and uses map for the custom mapping of the parameter value.
    Object	ResultSet.getObject (int columnIndex, Map<String,Class<?>> map) Retrieves the value of the designated column in the current row of this ResultSet object as an Object in the Java programming language.
    Object	Ref.getObject (Map<String,Class<?>> map) Retrieves the referenced object and maps it to a Java type using the given type map.
    Object	CallableStatement.getObject (String parameterName, Map<String,Class<?>> map) Returns an object representing the value of OUT parameter parameterName and uses map for the custom mapping of the parameter value.
    Object	ResultSet.getObject (String columnLabel, Map<String,Class<?>> map) Retrieves the value of the designated column in the current row of this ResultSet object as an Object in the Java programming language.
    ResultSet	Array.getResultSet (long index, int count, Map<String,Class<?>> map) Retrieves a result set holding the elements of the subarray that starts at index index and contains up to count successive elements.
    ResultSet	Array.getResultSet (Map<String,Class<?>> map) Retrieves a result set that contains the elements of the SQL ARRAY value designated by this Array object.
    void	Connection.setTypeMap (Map<String,Class<?>> map) Installs the given TypeMap object as the type map for this Connection object.

    Constructors in java.sql with parameters of type Map

    Constructor	Description
    SQLClientInfoException (Map<String,ClientInfoStatus> failedProperties) Constructs a SQLClientInfoException object initialized with a given failedProperties.
    SQLClientInfoException (Map<String,ClientInfoStatus> failedProperties, Throwable cause) Constructs a SQLClientInfoException object initialized with a given cause and failedProperties.
    SQLClientInfoException (String reason, Map<String,ClientInfoStatus> failedProperties) Constructs a SQLClientInfoException object initialized with a given reason and failedProperties.
    SQLClientInfoException (String reason, Map<String,ClientInfoStatus> failedProperties, Throwable cause) Constructs a SQLClientInfoException object initialized with a given reason, cause and failedProperties.
    SQLClientInfoException (String reason, String SQLState, int vendorCode, Map<String,ClientInfoStatus> failedProperties) Constructs a SQLClientInfoException object initialized with a given reason, SQLState, vendorCode and failedProperties.
    SQLClientInfoException (String reason, String SQLState, int vendorCode, Map<String,ClientInfoStatus> failedProperties, Throwable cause) Constructs a SQLClientInfoException object initialized with a given reason, SQLState, cause, vendorCode and failedProperties.
    SQLClientInfoException (String reason, String SQLState, Map<String,ClientInfoStatus> failedProperties) Constructs a SQLClientInfoException object initialized with a given reason, SQLState and failedProperties.
    SQLClientInfoException (String reason, String SQLState, Map<String,ClientInfoStatus> failedProperties, Throwable cause) Constructs a SQLClientInfoException object initialized with a given reason, SQLState, cause and failedProperties.

  • Uses of Map in java.text

    Methods in java.text that return Map

    Modifier and Type	Method	Description
    Map<AttributedCharacterIterator.Attribute,Object>	AttributedCharacterIterator.getAttributes () Returns a map with the attributes defined on the current character.

    Methods in java.text with parameters of type Map

    Modifier and Type	Method	Description
    void	AttributedString.addAttributes (Map<? extends AttributedCharacterIterator.Attribute,?> attributes, int beginIndex, int endIndex) Adds a set of attributes to a subrange of the string.

    Constructors in java.text with parameters of type Map

    Constructor	Description
    AttributedString (String text, Map<? extends AttributedCharacterIterator.Attribute,?> attributes) Constructs an AttributedString instance with the given text and attributes.

  • Uses of Map in java.time

    Fields in java.time declared as Map

    Modifier and Type	Field	Description
    static Map<String,String>	ZoneId.SHORT_IDS A map of zone overrides to enable the short time-zone names to be used.

    Methods in java.time with parameters of type Map

    Modifier and Type	Method	Description
    static ZoneId	ZoneId.of (String zoneId, Map<String,String> aliasMap) Obtains an instance of ZoneId using its ID using a map of aliases to supplement the standard zone IDs.

  • Uses of Map in java.time.chrono

    Methods in java.time.chrono with parameters of type Map

    Modifier and Type	Method	Description
    HijrahDate	HijrahChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)
    MinguoDate	MinguoChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)
    ThaiBuddhistDate	ThaiBuddhistChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)
    JapaneseDate	JapaneseChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)
    ChronoLocalDate	AbstractChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle) Resolves parsed ChronoField values into a date during parsing.
    LocalDate	IsoChronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle) Resolves parsed ChronoField values into a date during parsing.
    ChronoLocalDate	Chronology.resolveDate (Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle) Resolves parsed ChronoField values into a date during parsing.

  • Uses of Map in java.time.format

    Methods in java.time.format with parameters of type Map

    Modifier and Type	Method	Description
    DateTimeFormatterBuilder	DateTimeFormatterBuilder.appendText (TemporalField field, Map<Long,String> textLookup) Appends the text of a date-time field to the formatter using the specified map to supply the text.

  • Uses of Map in java.time.temporal

    Methods in java.time.temporal with parameters of type Map

    Modifier and Type	Method	Description
    default TemporalAccessor	TemporalField.resolve (Map<TemporalField,Long> fieldValues, TemporalAccessor partialTemporal, ResolverStyle resolverStyle) Resolves this field to provide a simpler alternative or a date.

  • Uses of Map in java.util

    Subinterfaces of Map in java.util

    Modifier and Type	Interface	Description
    interface	NavigableMap<K,V> A SortedMap extended with navigation methods returning the closest matches for given search targets.
    interface	SortedMap<K,V> A Map that further provides a total ordering on its keys.

    Classes in java.util that implement Map

    Modifier and Type	Class	Description
    class	AbstractMap<K,V> This class provides a skeletal implementation of the Map interface, to minimize the effort required to implement this interface.
    class	EnumMap<K extends Enum<K>,V> A specialized Map implementation for use with enum type keys.
    class	HashMap<K,V> Hash table based implementation of the Map interface.
    class	Hashtable<K,V> This class implements a hash table, which maps keys to values.
    class	IdentityHashMap<K,V> This class implements the Map interface with a hash table, using reference-equality in place of object-equality when comparing keys (and values).
    class	LinkedHashMap<K,V> Hash table and linked list implementation of the Map interface, with predictable iteration order.
    class	Properties The Properties class represents a persistent set of properties.
    class	TreeMap<K,V> A Red-Black tree based NavigableMap implementation.
    class	WeakHashMap<K,V> Hash table based implementation of the Map interface, with weak keys.

    Fields in java.util declared as Map

    Modifier and Type	Field	Description
    static Map	Collections.EMPTY_MAP The empty map (immutable).

    Methods in java.util that return Map

    Modifier and Type	Method	Description
    static <K,V> Map<K,V>	Collections.checkedMap (Map<K,V> m, Class<K> keyType, Class<V> valueType) Returns a dynamically typesafe view of the specified map.
    static <K,V> Map<K,V>	Collections.emptyMap () Returns an empty map (immutable).
    Map<String,Integer>	Calendar.getDisplayNames (int field, int style, Locale locale) Returns a Map containing all names of the calendar field in the given style and locale and their corresponding field values.
    static <K,V> Map<K,V>	Collections.singletonMap (K key, V value) Returns an immutable map, mapping only the specified key to the specified value.
    static <K,V> Map<K,V>	Collections.synchronizedMap (Map<K,V> m) Returns a synchronized (thread-safe) map backed by the specified map.
    static <K,V> Map<K,V>	Collections.unmodifiableMap (Map<? extends K,? extends V> m) Returns an unmodifiable view of the specified map.

    Methods in java.util with parameters of type Map

    Modifier and Type	Method	Description
    static <K,V> Map<K,V>	Collections.checkedMap (Map<K,V> m, Class<K> keyType, Class<V> valueType) Returns a dynamically typesafe view of the specified map.
    static List<Locale.LanguageRange>	Locale.LanguageRange.mapEquivalents (List<Locale.LanguageRange> priorityList, Map<String,List<String>> map) Generates a new customized Language Priority List using the given priorityList and map.
    static <E> Set<E>	Collections.newSetFromMap (Map<E,Boolean> map) Returns a set backed by the specified map.
    static List<Locale.LanguageRange>	Locale.LanguageRange.parse (String ranges, Map<String,List<String>> map) Parses the given ranges to generate a Language Priority List, and then customizes the list using the given map.
    void	IdentityHashMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map.
    void	EnumMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map.
    void	TreeMap.putAll (Map<? extends K,? extends V> map) Copies all of the mappings from the specified map to this map.
    void	WeakHashMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map.
    void	AbstractMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map (optional operation).
    void	HashMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map.
    void	Map.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this map (optional operation).
    void	Hashtable.putAll (Map<? extends K,? extends V> t) Copies all of the mappings from the specified map to this hashtable.
    static <K,V> Map<K,V>	Collections.synchronizedMap (Map<K,V> m) Returns a synchronized (thread-safe) map backed by the specified map.
    static <K,V> Map<K,V>	Collections.unmodifiableMap (Map<? extends K,? extends V> m) Returns an unmodifiable view of the specified map.

    Constructors in java.util with parameters of type Map

    Constructor	Description
    EnumMap (Map<K,? extends V> m) Creates an enum map initialized from the specified map.
    HashMap (Map<? extends K,? extends V> m) Constructs a new HashMap with the same mappings as the specified Map.
    Hashtable (Map<? extends K,? extends V> t) Constructs a new hashtable with the same mappings as the given Map.
    IdentityHashMap (Map<? extends K,? extends V> m) Constructs a new identity hash map containing the keys-value mappings in the specified map.
    LinkedHashMap (Map<? extends K,? extends V> m) Constructs an insertion-ordered LinkedHashMap instance with the same mappings as the specified map.
    TreeMap (Map<? extends K,? extends V> m) Constructs a new tree map containing the same mappings as the given map, ordered according to the natural ordering of its keys.
    WeakHashMap (Map<? extends K,? extends V> m) Constructs a new WeakHashMap with the same mappings as the specified map.

  • Uses of Map in java.util.concurrent

    Subinterfaces of Map in java.util.concurrent

    Modifier and Type	Interface	Description
    interface	ConcurrentMap<K,V> A Map providing thread safety and atomicity guarantees.
    interface	ConcurrentNavigableMap<K,V> A ConcurrentMap supporting NavigableMap operations, and recursively so for its navigable sub-maps.

    Classes in java.util.concurrent that implement Map

    Modifier and Type	Class	Description
    class	ConcurrentHashMap<K,V> A hash table supporting full concurrency of retrievals and high expected concurrency for updates.
    class	ConcurrentSkipListMap<K,V> A scalable concurrent ConcurrentNavigableMap implementation.

    Methods in java.util.concurrent with parameters of type Map

    Modifier and Type	Method	Description
    void	ConcurrentHashMap.putAll (Map<? extends K,? extends V> m) Copies all of the mappings from the specified map to this one.

    Constructors in java.util.concurrent with parameters of type Map

    Constructor	Description
    ConcurrentHashMap (Map<? extends K,? extends V> m) Creates a new map with the same mappings as the given map.
    ConcurrentSkipListMap (Map<? extends K,? extends V> m) Constructs a new map containing the same mappings as the given map, sorted according to the natural ordering of the keys.

  • Uses of Map in java.util.jar

    Classes in java.util.jar that implement Map

    Modifier and Type	Class	Description
    class	Attributes The Attributes class maps Manifest attribute names to associated string values.

    Fields in java.util.jar declared as Map

    Modifier and Type	Field	Description
    protected Map<Object,Object>	Attributes.map The attribute name-value mappings.

    Methods in java.util.jar that return Map

    Modifier and Type	Method	Description
    Map<String,Attributes>	Manifest.getEntries () Returns a Map of the entries contained in this Manifest.

    Methods in java.util.jar with parameters of type Map

    Modifier and Type	Method	Description
    void	Attributes.putAll (Map<?,?> attr) Copies all of the attribute name-value mappings from the specified Attributes to this Map.

  • Uses of Map in java.util.spi

    Methods in java.util.spi that return Map

    Modifier and Type	Method	Description
    abstract Map<String,Integer>	CalendarNameProvider.getDisplayNames (String calendarType, int field, int style, Locale locale) Returns a Map containing all string representations (display names) of the Calendar field in the given style and locale and their corresponding field values.

  • Uses of Map in java.util.stream

    Methods in java.util.stream with type parameters of type Map

    Modifier and Type	Method	Description
    static <T,K,D,A,M extends Map<K,D>> Collector<T,?,M>	Collectors.groupingBy (Function<? super T,? extends K> classifier, Supplier<M> mapFactory, Collector<? super T,A,D> downstream) Returns a Collector implementing a cascaded "group by" operation on input elements of type T, grouping elements according to a classification function, and then performing a reduction operation on the values associated with a given key using the specified downstream Collector.
    static <T,K,U,M extends Map<K,U>> Collector<T,?,M>	Collectors.toMap (Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction, Supplier<M> mapSupplier) Returns a Collector that accumulates elements into a Map whose keys and values are the result of applying the provided mapping functions to the input elements.

    Methods in java.util.stream that return types with arguments of type Map

    Modifier and Type	Method	Description
    static <T,K> Collector<T,?,Map<K,List<T>>>	Collectors.groupingBy (Function<? super T,? extends K> classifier) Returns a Collector implementing a "group by" operation on input elements of type T, grouping elements according to a classification function, and returning the results in a Map.
    static <T,K,A,D> Collector<T,?,Map<K,D>>	Collectors.groupingBy (Function<? super T,? extends K> classifier, Collector<? super T,A,D> downstream) Returns a Collector implementing a cascaded "group by" operation on input elements of type T, grouping elements according to a classification function, and then performing a reduction operation on the values associated with a given key using the specified downstream Collector.
    static <T> Collector<T,?,Map<Boolean,List<T>>>	Collectors.partitioningBy (Predicate<? super T> predicate) Returns a Collector which partitions the input elements according to a Predicate, and organizes them into a Map<Boolean, List<T>>.
    static <T,D,A> Collector<T,?,Map<Boolean,D>>	Collectors.partitioningBy (Predicate<? super T> predicate, Collector<? super T,A,D> downstream) Returns a Collector which partitions the input elements according to a Predicate, reduces the values in each partition according to another Collector, and organizes them into a Map<Boolean, D> whose values are the result of the downstream reduction.
    static <T,K,U> Collector<T,?,Map<K,U>>	Collectors.toMap (Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper) Returns a Collector that accumulates elements into a Map whose keys and values are the result of applying the provided mapping functions to the input elements.
    static <T,K,U> Collector<T,?,Map<K,U>>	Collectors.toMap (Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction) Returns a Collector that accumulates elements into a Map whose keys and values are the result of applying the provided mapping functions to the input elements.

  • Uses of Map in javax.annotation.processing

    Methods in javax.annotation.processing that return Map

    Modifier and Type	Method	Description
    Map<String,String>	ProcessingEnvironment.getOptions () Returns the processor-specific options passed to the annotation processing tool.

  • Uses of Map in javax.lang.model.element

    Methods in javax.lang.model.element that return Map

    Modifier and Type	Method	Description
    Map<? extends ExecutableElement,? extends AnnotationValue>	AnnotationMirror.getElementValues () Returns the values of this annotation's elements.

  • Uses of Map in javax.lang.model.util

    Methods in javax.lang.model.util that return Map

    Modifier and Type	Method	Description
    Map<? extends ExecutableElement,? extends AnnotationValue>	Elements.getElementValuesWithDefaults (AnnotationMirror a) Returns the values of an annotation's elements, including defaults.

  • Uses of Map in javax.management

    Constructors in javax.management with parameters of type Map

    Constructor	Description
    ImmutableDescriptor (Map<String,?> fields) Construct a descriptor where the names and values of the fields are the keys and values of the given Map.

  • Uses of Map in javax.management.loading

    Methods in javax.management.loading that return Map

    Modifier and Type	Method	Description
    Map<String,String>	MLetContent.getAttributes () Gets the attributes of the MLET tag.

    Constructors in javax.management.loading with parameters of type Map

    Constructor	Description
    MLetContent (URL url, Map<String,String> attributes, List<String> types, List<String> values) Creates an MLet instance initialized with attributes read from an MLET tag in an MLet text file.

  • Uses of Map in javax.management.openmbean

    Classes in javax.management.openmbean that implement Map

    Modifier and Type	Class	Description
    class	TabularDataSupport The TabularDataSupport class is the open data class which implements the TabularData and the Map interfaces, and which is internally based on a hash map data structure.

    Methods in javax.management.openmbean with parameters of type Map

    Modifier and Type	Method	Description
    void	TabularDataSupport.putAll (Map<?,?> t) Add all the values contained in the specified map t to this TabularData instance.

    Constructors in javax.management.openmbean with parameters of type Map

    Constructor	Description
    CompositeDataSupport (CompositeType compositeType, Map<String,?> items) Constructs a CompositeDataSupport instance with the specified compositeType, whose item names and corresponding values are given by the mappings in the map items.

  • Uses of Map in javax.management.relation

    Methods in javax.management.relation that return Map

    Modifier and Type	Method	Description
    Map<ObjectName,List<String>>	RelationServiceMBean.findAssociatedMBeans (ObjectName mbeanName, String relationTypeName, String roleName) Retrieves the MBeans associated to given one in a relation.
    Map<ObjectName,List<String>>	RelationService.findAssociatedMBeans (ObjectName mbeanName, String relationTypeName, String roleName) Retrieves the MBeans associated to given one in a relation.
    Map<String,List<String>>	RelationServiceMBean.findReferencingRelations (ObjectName mbeanName, String relationTypeName, String roleName) Retrieves the relations where a given MBean is referenced.
    Map<String,List<String>>	RelationService.findReferencingRelations (ObjectName mbeanName, String relationTypeName, String roleName) Retrieves the relations where a given MBean is referenced.
    Map<ObjectName,List<String>>	RelationSupport.getReferencedMBeans () Retrieves MBeans referenced in the various roles of the relation.
    Map<ObjectName,List<String>>	Relation.getReferencedMBeans () Retrieves MBeans referenced in the various roles of the relation.
    Map<ObjectName,List<String>>	RelationServiceMBean.getReferencedMBeans (String relationId) Retrieves MBeans referenced in the various roles of the relation.
    Map<ObjectName,List<String>>	RelationService.getReferencedMBeans (String relationId) Retrieves MBeans referenced in the various roles of the relation.

  • Uses of Map in javax.management.remote

    Methods in javax.management.remote that return Map

    Modifier and Type	Method	Description
    Map<String,?>	JMXConnectorServerMBean.getAttributes () The attributes for this connector server.

    Methods in javax.management.remote with parameters of type Map

    Modifier and Type	Method	Description
    static JMXConnector	JMXConnectorFactory.connect (JMXServiceURL serviceURL, Map<String,?> environment) Creates a connection to the connector server at the given address.
    void	JMXConnector.connect (Map<String,?> env) Establishes the connection to the connector server.
    static JMXConnector	JMXConnectorFactory.newJMXConnector (JMXServiceURL serviceURL, Map<String,?> environment) Creates a connector client for the connector server at the given address.
    JMXConnector	JMXConnectorProvider.newJMXConnector (JMXServiceURL serviceURL, Map<String,?> environment) Creates a new connector client that is ready to connect to the connector server at the given address.
    static JMXConnectorServer	JMXConnectorServerFactory.newJMXConnectorServer (JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer) Creates a connector server at the given address.
    JMXConnectorServer	JMXConnectorServerProvider.newJMXConnectorServer (JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer) Creates a new connector server at the given address.
    JMXConnector	JMXConnectorServerMBean.toJMXConnector (Map<String,?> env) Returns a client stub for this connector server.
    JMXConnector	JMXConnectorServer.toJMXConnector (Map<String,?> env) Returns a client stub for this connector server.

  • Uses of Map in javax.management.remote.rmi

    Methods in javax.management.remote.rmi that return Map

    Modifier and Type	Method	Description
    Map<String,?>	RMIConnectorServer.getAttributes ()

    Methods in javax.management.remote.rmi with parameters of type Map

    Modifier and Type	Method	Description
    void	RMIConnector.connect (Map<String,?> environment)
    JMXConnector	RMIConnectorServer.toJMXConnector (Map<String,?> env) Returns a client stub for this connector server.

    Constructors in javax.management.remote.rmi with parameters of type Map

    Constructor	Description
    RMIConnectionImpl (RMIServerImpl rmiServer, String connectionId, ClassLoader defaultClassLoader, Subject subject, Map<String,?> env) Constructs a new RMIConnection.
    RMIConnector (JMXServiceURL url, Map<String,?> environment) Constructs an RMIConnector that will connect the RMI connector server with the given address.
    RMIConnector (RMIServer rmiServer, Map<String,?> environment) Constructs an RMIConnector using the given RMI stub.
    RMIConnectorServer (JMXServiceURL url, Map<String,?> environment) Makes an RMIConnectorServer.
    RMIConnectorServer (JMXServiceURL url, Map<String,?> environment, MBeanServer mbeanServer) Makes an RMIConnectorServer for the given MBean server.
    RMIConnectorServer (JMXServiceURL url, Map<String,?> environment, RMIServerImpl rmiServerImpl, MBeanServer mbeanServer) Makes an RMIConnectorServer for the given MBean server.
    RMIIIOPServerImpl (Map<String,?> env) Creates a new RMIServerImpl.
    RMIJRMPServerImpl (int port, RMIClientSocketFactory csf, RMIServerSocketFactory ssf, Map<String,?> env) Creates a new RMIServer object that will be exported on the given port using the given socket factories.
    RMIServerImpl (Map<String,?> env) Constructs a new RMIServerImpl.

  • Uses of Map in javax.print.attribute.standard

    Classes in javax.print.attribute.standard that implement Map

    Modifier and Type	Class	Description
    class	PrinterStateReasons Class PrinterStateReasons is a printing attribute class, a set of enumeration values, that provides additional information about the printer's current state, i.e., information that augments the value of the printer's PrinterState attribute.

    Constructors in javax.print.attribute.standard with parameters of type Map

    Constructor	Description
    PrinterStateReasons (Map<PrinterStateReason,Severity> map) Construct a new printer state reasons attribute that contains the same PrinterStateReason-to-Severity mappings as the given map.

  • Uses of Map in javax.script

    Subinterfaces of Map in javax.script

    Modifier and Type	Interface	Description
    interface	Bindings A mapping of key/value pairs, all of whose keys are Strings.

    Classes in javax.script that implement Map

    Modifier and Type	Class	Description
    class	SimpleBindings A simple implementation of Bindings backed by a HashMap or some other specified Map.

    Methods in javax.script with parameters of type Map

    Modifier and Type	Method	Description
    void	SimpleBindings.putAll (Map<? extends String,? extends Object> toMerge) putAll is implemented using Map.putAll.
    void	Bindings.putAll (Map<? extends String,? extends Object> toMerge) Adds all the mappings in a given Map to this Bindings.

    Constructors in javax.script with parameters of type Map

    Constructor	Description
    SimpleBindings (Map<String,Object> m) Constructor uses an existing Map to store the values.

  • Uses of Map in javax.security.auth.login

    Methods in javax.security.auth.login that return Map

    Modifier and Type	Method	Description
    Map<String,?>	AppConfigurationEntry.getOptions () Get the options configured for this LoginModule.

    Constructors in javax.security.auth.login with parameters of type Map

    Constructor	Description
    AppConfigurationEntry (String loginModuleName, AppConfigurationEntry.LoginModuleControlFlag controlFlag, Map<String,?> options) Default constructor for this class.

  • Uses of Map in javax.security.auth.spi

    Methods in javax.security.auth.spi with parameters of type Map

    Modifier and Type	Method	Description
    void	LoginModule.initialize (Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options) Initialize this LoginModule.
    void	LoginModule.initialize (Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options) Initialize this LoginModule.

  • Uses of Map in javax.security.auth.x500

    Methods in javax.security.auth.x500 with parameters of type Map

    Modifier and Type	Method	Description
    String	X500Principal.getName (String format, Map<String,String> oidMap) Returns a string representation of the X.500 distinguished name using the specified format.

    Constructors in javax.security.auth.x500 with parameters of type Map

    Constructor	Description
    X500Principal (String name, Map<String,String> keywordMap) Creates an X500Principal from a string representation of an X.500 distinguished name (ex: "CN=Duke, OU=JavaSoft, O=Sun Microsystems, C=US").

  • Uses of Map in javax.security.sasl

    Methods in javax.security.sasl with parameters of type Map

    Modifier and Type	Method	Description
    static SaslClient	Sasl.createSaslClient (String[] mechanisms, String authorizationId, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh) Creates a SaslClient using the parameters supplied.
    SaslClient	SaslClientFactory.createSaslClient (String[] mechanisms, String authorizationId, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh) Creates a SaslClient using the parameters supplied.
    static SaslServer	Sasl.createSaslServer (String mechanism, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh) Creates a SaslServer for the specified mechanism.
    SaslServer	SaslServerFactory.createSaslServer (String mechanism, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh) Creates a SaslServer using the parameters supplied.
    String[]	SaslServerFactory.getMechanismNames (Map<String,?> props) Returns an array of names of mechanisms that match the specified mechanism selection policies.
    String[]	SaslClientFactory.getMechanismNames (Map<String,?> props) Returns an array of names of mechanisms that match the specified mechanism selection policies.

  • Uses of Map in javax.sound.midi

    Methods in javax.sound.midi that return Map

    Modifier and Type	Method	Description
    Map<String,Object>	MidiFileFormat.properties () Obtain an unmodifiable map of properties.

    Constructors in javax.sound.midi with parameters of type Map

    Constructor	Description
    MidiFileFormat (int type, float divisionType, int resolution, int bytes, long microseconds, Map<String,Object> properties) Construct a MidiFileFormat with a set of properties.

  • Uses of Map in javax.sound.sampled

    Methods in javax.sound.sampled that return Map

    Modifier and Type	Method	Description
    Map<String,Object>	AudioFileFormat.properties () Obtain an unmodifiable map of properties.
    Map<String,Object>	AudioFormat.properties () Obtain an unmodifiable map of properties.

    Constructors in javax.sound.sampled with parameters of type Map

    Constructor	Description
    AudioFileFormat (AudioFileFormat.Type type, AudioFormat format, int frameLength, Map<String,Object> properties) Construct an audio file format object with a set of defined properties.
    AudioFormat (AudioFormat.Encoding encoding, float sampleRate, int sampleSizeInBits, int channels, int frameSize, float frameRate, boolean bigEndian, Map<String,Object> properties) Constructs an AudioFormat with the given parameters.

  • Uses of Map in javax.sql

    Methods in javax.sql that return Map

    Modifier and Type	Method	Description
    Map<String,Class<?>>	RowSet.getTypeMap () Retrieves the Map object associated with this RowSet object, which specifies the custom mapping of SQL user-defined types, if any.

    Methods in javax.sql with parameters of type Map

    Modifier and Type	Method	Description
    void	RowSet.setTypeMap (Map<String,Class<?>> map) Installs the given java.util.Map object as the default type map for this RowSet object.

  • Uses of Map in javax.sql.rowset

    Methods in javax.sql.rowset that return Map

    Modifier and Type	Method	Description
    Map<String,Class<?>>	BaseRowSet.getTypeMap () Retrieves the type map associated with the Connection object for this RowSet object.

    Methods in javax.sql.rowset with parameters of type Map

    Modifier and Type	Method	Description
    void	BaseRowSet.setTypeMap (Map<String,Class<?>> map) Installs the given java.util.Map object as the type map associated with the Connection object for this RowSet object.

  • Uses of Map in javax.sql.rowset.serial

    Methods in javax.sql.rowset.serial with parameters of type Map

    Modifier and Type	Method	Description
    Object	SerialArray.getArray (long index, int count, Map<String,Class<?>> map) Returns a new array that is a copy of a slice of this SerialArray object, starting with the element at the given index and containing the given number of consecutive elements.
    Object	SerialArray.getArray (Map<String,Class<?>> map) Returns a new array that is a copy of this SerialArray object, using the given type map for the custom mapping of each element when the elements are SQL UDTs.
    Object[]	SerialStruct.getAttributes (Map<String,Class<?>> map) Retrieves the attributes for the SQL structured type that this SerialStruct represents as an array of Object values, using the given type map for custom mapping if appropriate.
    Object	SerialRef.getObject (Map<String,Class<?>> map) Returns an Object representing the SQL structured type to which this SerialRef object refers.
    ResultSet	SerialArray.getResultSet (long index, int count, Map<String,Class<?>> map) Retrieves a result set holding the elements of the subarray that starts at Retrieves a ResultSet object that contains a subarray of the elements in this SerialArray object, starting at index index and containing up to count successive elements.
    ResultSet	SerialArray.getResultSet (Map<String,Class<?>> map) Retrieves a ResultSet object that contains all of the elements of the SQL ARRAY value represented by this SerialArray object.

    Constructors in javax.sql.rowset.serial with parameters of type Map

    Constructor	Description
    SerialArray (Array array, Map<String,Class<?>> map) Constructs a new SerialArray object from the given Array object, using the given type map for the custom mapping of each element when the elements are SQL UDTs.
    SerialStruct (SQLData in, Map<String,Class<?>> map) Constructs a SerialStruct object from the given SQLData object, using the given type map to custom map it to a class in the Java programming language.
    SerialStruct (Struct in, Map<String,Class<?>> map) Constructs a SerialStruct object from the given Struct object, using the given java.util.Map object for custom mapping the SQL structured type or any of its attributes that are SQL structured types.
    SQLInputImpl (Object[] attributes, Map<String,Class<?>> map) Creates an SQLInputImpl object initialized with the given array of attributes and the given type map.
    SQLOutputImpl (Vector<?> attributes, Map<String,?> map) Creates a new SQLOutputImpl object initialized with the given vector of attributes and type map.

  • Uses of Map in javax.swing

    Classes in javax.swing that implement Map

    Modifier and Type	Class	Description
    class	UIDefaults A table of defaults for Swing components.

  • Uses of Map in javax.xml.bind

    Methods in javax.xml.bind with parameters of type Map

    Modifier and Type	Method	Description
    static JAXBContext	JAXBContext.newInstance (Class[] classesToBeBound, Map<String,?> properties) Obtain a new instance of a JAXBContext class.
    static JAXBContext	JAXBContext.newInstance (String contextPath, ClassLoader classLoader, Map<String,?> properties) Obtain a new instance of a JAXBContext class.

  • Uses of Map in javax.xml.crypto.dsig.spec

    Methods in javax.xml.crypto.dsig.spec that return Map

    Modifier and Type	Method	Description
    Map	XPathType.getNamespaceMap () Returns a map of namespace prefixes.
    Map	XPathFilterParameterSpec.getNamespaceMap () Returns a map of namespace prefixes.

    Constructors in javax.xml.crypto.dsig.spec with parameters of type Map

    Constructor	Description
    XPathFilterParameterSpec (String xPath, Map namespaceMap) Creates an XPathFilterParameterSpec with the specified XPath expression and namespace map.
    XPathType (String expression, XPathType.Filter filter, Map namespaceMap) Creates an XPathType instance with the specified XPath expression, filter, and namespace map.

  • Uses of Map in javax.xml.ws

    Methods in javax.xml.ws that return Map

    Modifier and Type	Method	Description
    Map<String,Object>	Response.getContext () Gets the contained response context.
    abstract Map<String,Object>	Endpoint.getProperties () Returns the property bag for this Endpoint instance.
    Map<String,Object>	BindingProvider.getRequestContext () Get the context that is used to initialize the message context for request messages.
    Map<String,Object>	BindingProvider.getResponseContext () Get the context that resulted from processing a response message.

    Methods in javax.xml.ws with parameters of type Map

    Modifier and Type	Method	Description
    abstract void	Endpoint.setProperties (Map<String,Object> properties) Sets the property bag for this Endpoint instance.

  • Uses of Map in javax.xml.ws.handler

    Subinterfaces of Map in javax.xml.ws.handler

    Modifier and Type	Interface	Description
    interface	LogicalMessageContext The LogicalMessageContext interface extends MessageContext to provide access to a the contained message as a protocol neutral LogicalMessage
    interface	MessageContext The interface MessageContext abstracts the message context that is processed by a handler in the handle method.

  • Uses of Map in javax.xml.ws.handler.soap

    Subinterfaces of Map in javax.xml.ws.handler.soap

    Modifier and Type	Interface	Description
    interface	SOAPMessageContext The interface SOAPMessageContext provides access to the SOAP message for either RPC request or response.

  • Uses of Map in javax.xml.ws.spi

    Methods in javax.xml.ws.spi with parameters of type Map

    Modifier and Type	Method	Description
    W3CEndpointReference	Provider.createW3CEndpointReference (String address, QName interfaceName, QName serviceName, QName portName, List<Element> metadata, String wsdlDocumentLocation, List<Element> referenceParameters, List<Element> elements, Map<QName,String> attributes) Factory method to create a W3CEndpointReference.

  • Uses of Map in javax.xml.ws.spi.http

    Methods in javax.xml.ws.spi.http that return Map

    Modifier and Type	Method	Description
    abstract Map<String,List<String>>	HttpExchange.getRequestHeaders () Returns an immutable Map containing the HTTP headers that were included with this request.
    abstract Map<String,List<String>>	HttpExchange.getResponseHeaders () Returns a mutable Map into which the HTTP response headers can be stored and which will be transmitted as part of this response.

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